Chi Dung Address: No 06, Khoi 06, Tam Thanh Street, Tam Thanh Ward, Lang Son City, Lang Son Province Enterprise code: 4900615363 Phone: 0915983423 Representative: Giang Van Toi Adress: Ba Nang Hamlet, Cai Kinh Commune, Huu Lung District, Lang Son Province Tam Thanh Ward, Lang Son City, Lang Son ProvinceFounding date: 27 - 10 - 2010